出典:Wiktionary
From Middle English bērdlēs, from 古期英語 beardlēas (“beardless”), from Proto-West Germanic *bardalaus (“beardless”), equivalent to beard + -less. Cognate with Scots berdles (“beardless”), Saterland Frisian boartloos (“beardless”), West Frisian burdleas (“beardless”), Dutch baardeloos (“beardless”), German Low German baartlos (“beardless”), German bartlos (“beardless”).
beardless (comparative more beardless, superlative most beardless)